Wyndham Grand Batumi Gonio. Aqua Preparation of stained glass windows waterproofing/vapour barrier continues at the site. Installation of decorative boxes on balconies, dusting of ceilings, geodetic works, anti-corrosion works (metal painting), lifting of construction materials to the floors, installation of lift shaft coverings (preparation for installation of lift equipment), diamond drilling of engineering holes, plastering of openings and installation of plasterboard frame of internal partitions, lifting of materials to the floors, unloading of materials.